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2 H + S = H2S
HCl + Ca = CaCl2H2 =>
2 HCl + Ca = CaCl2H2
Ni(NO3)2 + NaCl = NiCl2 + Na(NO3) =>
Ni(NO3)2 + 2 NaCl = NiCl2 + 2 Na(NO3)
AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + HNO3(aq) =>
2 AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + 2 HNO3(aq)
C4H6O6 + CaCO3 = H2O + CO2 + CaC4H4O6 =>
C4H6O6 + CaCO3 = H2O + CO2 + CaC4H4O6
NaOH + CuSO3 = NaSO3 + CuOH =>
NaOH + CuSO3 = NaSO3 + CuOH
PbO2 = PbO02 =>
PbO2 = PbO02
Al(OH)3 + Na2SO4 = Al2(SO4)3 + NaOH =>
2 Al(OH)3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaOH
CuH + AgNO3 = Ag + CuH(NO3)2 =>
CuH + 2 AgNO3 = 2 Ag + CuH(NO3)2
AgNO3 + Fe(NO3)3 = Ag(NO3)3 + FeNO3 =>
AgNO3 + Fe(NO3)3 = Ag(NO3)3 + FeNO3
C4H8 + K2Cr2O7 + H2SO4 = C4H8O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C4H8 + 2 K2Cr2O7 + 8 H2SO4 = 3 C4H8O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
Al + KCl = KAl + Cl =>
Al + KCl = KAl + Cl
Ca(Cl)2 + K2(CO3) = KCl + Ca(CO3) =>
Ca(Cl)2 + K2(CO3) = 2 KCl + Ca(CO3)
H{+} + SO4{-} + Pb + PbO2 = PbSO4 + H2O =>
4 H{+} + 4 SO4{-} + 3 Pb + PbO2 = 4 PbSO4 + 2 H2O
MgCl2NH3 = Mg(NH3)Cl2 =>
MgCl2NH3 = Mg(NH3)Cl2
Na2SO3 + HCl = H2O + NaCl + SO2 =>
Na2SO3 + 2 HCl = H2O + 2 NaCl + SO2
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
C6H8O7 + NaOH = C6H7O7 + H2O + Na =>
C6H8O7 + NaOH = C6H7O7 + H2O + Na
NH4OHH2O = NH4OH3O =>
NH4OHH2O = NH4OH3O
C11H20N + O2 = CO2 + H2O + NO =>
2 C11H20N + 33 O2 = 22 CO2 + 20 H2O + 2 NO
SrOH2O = SrH2O2 =>
SrOH2O = SrH2O2
Ag(NO3)1 + Na2(CO3)1 = Ag2(CO3)1 + Na(NO3)1 =>
2 Ag(NO3)1 + Na2(CO3)1 = Ag2(CO3)1 + 2 Na(NO3)1
BaOHSrO = BaOSrOH =>
BaOHSrO = BaOSrOH
Hg2(ClO3)2 + NaOH = Hg2O + NaClO3 + H2O =>
Hg2(ClO3)2 + 2 NaOH = Hg2O + 2 NaClO3 + H2O
Al + Ni(SO4) = Al2(SO4)3 + Ni =>
2 Al + 3 Ni(SO4) = Al2(SO4)3 + 3 Ni
C3H8 + H2 = CH4 =>
C3H8 + 2 H2 = 3 CH4
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O =>
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O
K5IO6 + HNO3 = H2O + KIO4 + KNO3 =>
K5IO6 + 4 HNO3 = 2 H2O + KIO4 + 4 KNO3
Fe + HNO3 = Fe2O3 + N2 + H2O =>
10 Fe + 6 HNO3 = 5 Fe2O3 + 3 N2 + 3 H2O
HCl3 + H2O = H2O3 + HCl =>
2 HCl3 + 3 H2O = H2O3 + 6 HCl
C3H7O + H2SO4 + KMnO4 = C3H6O + K2SO4 + MnSO4 + H2O =>
10 C3H7O + 3 H2SO4 + 2 KMnO4 = 10 C3H6O + K2SO4 + 2 MnSO4 + 8 H2O
O = O2371 =>
2371 O = O2371
CuSO4 + H2O + Zn = Cu2O + ZnSO4 + H2 =>
2 CuSO4 + H2O + 2 Zn = Cu2O + 2 ZnSO4 + H2
NO3{-} + Sn{2+} + H{+} = NO2 + Sn{4+} + H2O =>
2 NO3{-} + Sn{2+} + 4 H{+} = 2 NO2 + Sn{4+} + 2 H2O
ZnOO2 = ZnO3 =>
ZnOO2 = ZnO3
(NH4)2SO4(aq) + AgClO4(aq) = Ag2SO4 + NH4ClO4 =>
(NH4)2SO4(aq) + 2 AgClO4(aq) = Ag2SO4 + 2 NH4ClO4
Re2(SO4)7 + W(PO4)2 = W(SO4)3 + Re3(PO4)7 =>
3 Re2(SO4)7 + 7 W(PO4)2 = 7 W(SO4)3 + 2 Re3(PO4)7
CH3XCH3 + KMnO4 + H2SO4 = HOOCXCOOH + K2SO4 + MnSO4 + H2O =>
5 CH3XCH3 + 12 KMnO4 + 18 H2SO4 = 5 HOOCXCOOH + 6 K2SO4 + 12 MnSO4 + 28 H2O
(CH3)3N + H2SO4 = (CH3)3NH + SO4 =>
2(CH3)3N + H2SO4 = 2(CH3)3NH + SO4
(CH3COO)2Ca + H2O = CaO + CH3COOH =>
(CH3COO)2Ca + H2O = CaO + 2 CH3COOH
K + Fe(OH)3 = Fe3 + KOH =>
9 K + 3 Fe(OH)3 = Fe3 + 9 KOH
K = K3 =>
3 K = K3
LiNO3 + B2(SO4)3 = Li2SO4 + B(NO3)3 =>
6 LiNO3 + B2(SO4)3 = 3 Li2SO4 + 2 B(NO3)3
I2 + HCl + H2O2 = ICl3 + H2O =>
I2 + 6 HCl + 3 H2O2 = 2 ICl3 + 6 H2O
K2SO3 + SiO2 = Si(SO3)2 + K2O =>
2 K2SO3 + SiO2 = Si(SO3)2 + 2 K2O
S(s) + NaOH(aq) = Na2S(aq) + Na2S2O3(aq) + H2O(aq) =>
4 S(s) + 6 NaOH(aq) = 2 Na2S(aq) + Na2S2O3(aq) + 3 H2O(aq)
Cl{-} + H{+} = HCl =>
Cl{-} + H{+} = HCl
NO(g) + H2O(l) = NH3(g) + O2 =>
4 NO(g) + 6 H2O(l) = 4 NH3(g) + 5 O2
Na3[Cr(OH)6] + H2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3[Cr(OH)6] + 3 H2O2 = 2 Na2CrO4 + 2 NaOH + 8 H2O
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